/*
 *  Copyright 2018 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

package org.webrtc;

/**
 * Interface for observering a capturer. Passed to {@link VideoCapturer#initialize}. Provided by
 * {@link VideoSource#getCapturerObserver}.
 * <p>
 * All callbacks must be executed on a single thread.
 */
public interface CapturerObserver {
    /**
     * Notify if the capturer have been started successfully or not.
     */
    void onCapturerStarted(boolean success);

    /**
     * Notify that the capturer has been stopped.
     */
    void onCapturerStopped();

    /**
     * Delivers a captured frame.
     */
    void onFrameCaptured(VideoFrame frame);
}
